<layoutAnimation xmlns:android="http://schemas.android.com/apk/res/android" android:animation="@anim/list_item_alpha" android:animationOrder="normal" android:delay="0.8" />

<set xmlns:android="http://schemas.android.com/apk/res/android"> <alpha android:fromAlpha="0.0" android:toAlpha="1.0" android:duration="2000" /> </set>

android:layoutAnimation="@anim/list_item_layout"

public class LayoutAnimation_Activity extends Activity { private Button button; private Button button2; private ListView listView; private static final String[] STRINGS={"BruceZhang","Alhpa","Translate","Blanklin","Rotate", "GreenFrank"}; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_layout_animation_); button=(Button)findViewById(R.id.button); button2=(Button)findViewById(R.id.button2); listView=(ListView)findViewById(R.id.listview); final ArrayAdapter<String> adapter=new ArrayAdapter<String>(this, R.layout.item_list, STRINGS); button.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { // TODO Auto-generated method stub listView.setAdapter(adapter); } }); button2.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { // TODO Auto-generated method stub listView.setAdapter(null); } }); } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.activity_layout_animation_, menu); return true; } }

Animation animation=AnimationUtils.loadAnimation(LayoutAnimation_Activity.this, R.anim.list_item_alpha); LayoutAnimationController laController=new LayoutAnimationController(animation); laController.setOrder(LayoutAnimationController.ORDER_NORMAL); listView.setLayoutAnimation(laController);